Task task = event.getTask(); Object real = task; if (task instanceof UnknownElement) { Object realObj = ((UnknownElement) task).getTask(); if (realObj != null) { real = realObj; } } Log log = getLog(real.getClass().getName(), null);
Task task = event.getTask(); Object real = task; if (task instanceof UnknownElement) { Object realObj = ((UnknownElement) task).getTask(); if (realObj != null) { real = realObj; } } Log log = getLog(real.getClass().getName(), null);
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/listener/CommonsLoggingListener.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/listener/CommonsLoggingListener.java
Method name: void taskStarted(BuildEvent) Method name: void taskFinished(BuildEvent)
Number of AST nodes: 7 Number of AST nodes: 7
1
Task task = event.getTask();
1
Task task = event.getTask();
2
            Object real = task;
2
            Object real = task;
3
            if (task instanceof UnknownElement) {
3
            if (task instanceof UnknownElement) {
4
                Object realObj = ((UnknownElement) task).getTask();
4
                Object realObj = ((UnknownElement) task).getTask();
5
                if (realObj != null) {
5
                if (realObj != null) {
6
                    real = realObj;
6
                    real = realObj;
7
                }
7
                }
8
            }
8
            }
9
            Log log = getLog(real.getClass().getName(), null);
9
            Log log = getLog(real.getClass().getName(), null);
Summary
Number of common nesting structure subtrees1
Number of refactorable cases0
Number of non-refactorable cases1
Time elapsed for finding largest common nesting structure subtrees (ms)0.7
Clones locationClones are declared in the same class
Number of node comparisons14
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements7
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)3.0
    Clone typeType 1
    Mapped Statements
    ID Statement ID Statement
    2
    Task task = event.getTask();
    2
    Task task = event.getTask();
    3
    Object real = task;
    3
    Object real = task;
    4
    if (task instanceof UnknownElement)
    4
    if (task instanceof UnknownElement)
    5
    Object realObj = ((UnknownElement)task).getTask();
    5
    Object realObj = ((UnknownElement)task).getTask();
    6
    if (realObj != null)
    6
    if (realObj != null)
    7
    real = realObj;
    7
    real = realObj;
    8
    Log log = getLog(real.getClass().getName(), null);
    8
    Log log = getLog(real.getClass().getName(), null);
    Precondition Violations (1)
    Row Violation
    1Clone fragment #1 returns variables log, task , while Clone fragment #2 returns variables log, task